Topographic maps refer to maps that showcase detailed information about both natural and man-made features on a large scale. These maps provide precise information about the terrain, elevation, landforms, hydrology, and other physical characteristics of a particular area. Topographic maps are commonly used by hikers, surveyors, geologists, and other professionals who require accurate information about the landscape.

Option 1: Wall maps are usually large maps that are displayed on walls for decorative or informational purposes. They may or may not contain detailed features like topography.

Option 3: Thematic maps focus on specific themes or subjects, such as population density, climate, or transportation networks. They may not cover a large area or include detailed natural features.

Option 4: Atlas maps refer to maps found in an atlas, which is a collection of maps covering different regions or themes. They can include a variety of map types, including topographic maps, but are not limited to them.

In conclusion, the correct answer is option 2, topographic maps.